Funding for this research was provided by:
Oxford Martin School, University of Oxford
Branco Weiss Fellowship – Society in Science
Received: 2 January 2020
Accepted: 24 March 2020
First Online: 27 April 2020
Ethics approval and consent to participate
: Only openly available data was used in this study. Ethical approval was waived.
: The funders of the study had no role in study design, data collection, data analysis, data interpretation, or writing of the report. The corresponding author had full access to all the data in the study and had final responsibility for the decision to submit for publication.
: The authors declare that they have no conflicts of interest.